Template:Useful Functions

ACL functions

• getPlayerAcls » This function returns a table of all ACL groups on a player.
• isPlayerInACL » This function checks if a player element is in an ACL group.
• renameAclGroup » This function gives an existing ACL group a new name.

Account functions

• setAccountName » This function is used to change an existing account's name.

Camera functions

• smoothMoveCamera » This function allows you to create a cinematic camera flight.

Cursor functions

• getCursorMoveOn » This function checks in which way the cursor is currently moving.

Drawing functions

• dxDrawAnimWindow » This function draws an animated 2D window on the screen.
• dxDrawCircle » This function draws a number of 2D lines in order to achieve a circle shape on the screen.
• dxDrawTriangle » This is a function that will create a triangle with dx lines.
• dxDrawLinedRectangle » This is a function that will create a rectangle outline with dx lines.
• dxDrawGifImage » This function simulates the effect of a GIF image by using image sprites in 2D.
• dxDrawImage3D » This function draws a 3D image in GTA world.
• dxDrawImageOnElement » This function draws an image on any element.
• dxDrawLoading » This function draws a loading bar on the screen.
• dxDrawRectangle3D » This function draws a 3D rectangle in GTA world.
• dxDrawTextOnElement » This function draws a text on any element.
• dxGetFontSizeFromHeight » This function calculates the font size from given height.
• dxGetRealFontHeight » This function calculates the height of a font.

Effects functions

• attachEffect » This function allows you attach an effect to an element.

Elements functions

• getElementSpeed » This function returns the specified element's speed in m/s, km/h or mph.
• getElementsInDimension » This function returns a table of elements that are in the specified dimension.
• getElementsWithinMarker » This function returns a table of elements that are within a marker's collision shape.
• isElementInPhotograph » This function checks if an element is in the player's camera picture area.
• isElementInRange » This function allows you to check if an element's range to a main point is within the maximum range.
• isElementMoving» This function checks if an element is moving.
• isElementWithinAColShape» This function checks if an element is within a collision shape element.
• multi_check » This function checks one element to many, handy and clean.
• setElementSpeed » This function allows you to set the speed of an element in kph or mph units.

Events

• onVehicleWeaponFire » This code implements an event that is triggered when a player in a vehicle fires a vehicle's weapon.

Input functions

• bindControlKeys » This function allows you to bind each key bound to a control individually. Doing this bypasses a little MTA restriction.
• getBoundControls » This function returns a table of control names that are bound to the specified key.
• unbindControlKeys » This function allows you to unbind each key bound to a control individually. Use this function with bindControlKeys.

Data functions

• capitalize » This function capitalizes a given string.
• convertNumber » This function converts and formats large numbers.
• convertServerTickToTimeStamp » This function converts server ticks to a unix timestamp.
• convertTextToSpeech » This function converts the provided text to a speech in the provided language which players can hear.
• findRotation » This function takes two points and returns the direction from point A to point B.
• FormatDate » This function formats a date on the basis of a format string and returns it.
• generateString » This function generates a random string with any characters.
• generateRandomASCIIString » This function returns a random string which uses ASCII characters.
• getAge » This function calculates the age of a given birthday.
• getDistanceBetweenPointAndSegment2D » This function takes point coordinates and line (a segment) starting and ending coordinates. It returns the shortest distance between the point and the line.
• getEasterDate » This function returns easter date monthday and month for a given year.
• getKeyFromValueInTable » This function returns the key of the specified value in a table.
• getOffsetFromXYZ » This function allows you to take an entity and a position and calculate the relative offset between them accounting for rotations.
• getPointFromDistanceRotation » This function finds a point based on a starting point, direction and distance.
• getRGColorFromPercentage »This function returns two integers representing red and green colors according to the specified percentage.
• getScreenRotationFromWorldPosition » This function returns a screen relative rotation to a world position.
• getTimestamp » This function returns the UNIX timestamp of a specified date and time.
• isLeapYear » This function returns a boolean representing if a given year is a leap year.
• isValidMail » This function checks whether a provided e-mail string is valid.
• removeHex » This function is used to remove hex color codes from strings.
• RGBToHex » This function returns a string representing the color in hexadecimal.
• toHex » This function converts a decimal number to a hexadecimal number, as a fix to be used client-side.
• secondsToTimeDesc » This function converts a plain seconds-integer into a user-friendly time description.
• string.count » This function counts the amount of occurences of a string in a string.
• string.explode » This function splits a string at a given separator pattern and returns a table with the pieces.
• switch » This function allows the value of a variable or expression to control the flow of program execution via a multiway branch.
• var dump » This function outputs information about one or more variables using outputConsole.
• wavelengthToRGBA » This function converts a physical wavelength of light to a RGBA color.

GUI functions

• centerWindow » This function centers a CEGUI window element responsively in any resolution.

Comboboxes

• guiComboBoxAdjustHeight » This function adjusts a CEGUI combobox element to have the correct height.

Gridlists

• getGridListRowIndexFromText » This function returns the GridList row index from the specified text.
• guiGridListGetSelectedText » This function returns a string containing the inner text of a selected gridlist item.
• guiGridListAddPlayers » This function add all online players to a grid list.
• isTextInGridList » This function checks if some text exist or not in the GridList.

Math functions

• mathNumber » This function is a workaround for the client-side floating-point precision of 24-bits.
• math.hypot » This function returns the Hypotenuse of the triangle given by sides x and y.
• math.percent » This function returns a percentage from two number values.
• math.round » Rounds a number whereas the number of decimals to keep and the method may be set.

Ped functions

• getAlivePlayers » This function returns a table of the alive players client-side.
• getAlivePlayersInTeam » This function returns a table of the alive players in a team.
• getOnlineAdmins » This function returns a table of all logged-in administrators.
• getPedMaxHealth » This function returns a pedestrians's maximum health by converting it from their maximum health stat.
• getPedMaxOxygenLevel » This function returns a ped's maximum oxygen level by converting it from their maximum underwater stamina stat.
• getPlayerFromNamePart » This function returns a player from partial name.
• getPlayerFromSerial » This function returns a player from their serial.
• getPlayersInGroup » This function returns all Players In Group .
• getGuestPlayers » This function gets a players not login or players Guest .
• getPlayersByData » This function returns a table of players that have the specified data name.
• getPlayersInPhotograph » This function returns a table of all players in photograph.
• isPedAiming» This function checks if a pedestrian is aiming their weapon.
• isPedDrivingVehicle » This function checks if a specified pedestrian is driving a vehicle.
• isPlayerInTeam » This function checks if a player is in a specified team.
• isPedAimingNearPed » This is similar to isPedAiming but uses a colshape to be more precise.
• getPedEyesPosition » This function allows you to get peds eyes position.

Resource functions

• getResourceSettings » This function returns a table of the resource settings.
• getResourceScripts » This function returns a table of the resource scripts.
• refreshResource » This function refreshes your resource if you changed any of the files

Sound functions

• isSoundFinished » This function checks if a sound element has finished.

Table functions

• rangeToTable » This function converts a string range to a table containing number values.
• setTableProtected » This function protects a table and makes it read-only.
• table.copy » This function copies a whole table and all the tables in that table.
• table.compare » This function checks whether two given tables are equal.
• table.empty » This function checks whether a table is empty.
• table.map » This function goes through a table and replaces every field with the return of the passed function, where the field's value is passed as first argument and optionally more arguments.
• table.merge » This function merges two or more tables together.
• table.random » This function retrieves a random value from a table.
• table.size » This function returns the absolute size of a table.
• table.removeValue » This function removes a specified value from a table.

Team functions

• getTeamFromColor » This function returns a team element by the specified color.
• getTeamWithFewestPlayers » This function returns a team element with least players of all the specified teams.

Vehicle funcions

• getRandomVehicle » This function gets a random vehicle.
• getValidVehicleModels » This function returns a table of all valid vehicle models.
• getVehicleRespawnPosition » This function allows you to get the respawn position of a vehicle.
• getVehiclesCountByType » This function returns the amount of vehicles by the given type as an integer value.
• isVehicleEmpty » This function checks whether a vehicle is empty.
• isVehicleOccupied » This function checks if a specified vehicle is occupied.
• isVehicleOnRoof » This function checks whether vehicle is on roof.
• setVehicleGravityPoint » This function sets a vehicle's gravity in the direction of a 3 dimensional coordinate with the strength specified.

Weapon functions

• getJetpackWeaponsEnabled » This function returns a table of enabled weapons usable on a jetpack.

XML functions

• getXMLNodes » This function returns all children of a XML node.

Utility

• Check » This function checks if its arguments are of the right type and calls the error-function if one is not.
• coroutine.resume » This function applies a fix for hidden coroutine error messages.
• callClientFunction » This function allows you to call any client-side function from the server's side.
• callServerFunction » This function allows you to call any server-side function from the client's side.
• getBanFromName » This functions returns the ban of the given playername.
• getCurrentFPS » This function returns the frames per second at which GTA: SA is running.
• IfElse » This function returns one of two values based on a boolean expression.
• isCursorOnElement » This function checks whether the cursor is in a particular area.
• isMouseInPosition » This function allows you to check whether the mouse cursor/pointer is within a rectangular position.
• iterElements » This function returns a time-saving iterator for your for-loops.